Home / 49,120.63-73,631.43-28,053.74

Finding the Fourth Proportional to 49,120.63, 73,631.43 and 28,053.74

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Solution

The fourth proportional to 49,120.63, 73,631.43 and 28,053.74 is: 42,052.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,120.63 : 73,631.43 = 28,053.74 : x
  2. Step 2: Convert to fraction form
    49,120.63/73,631.43 = 28,053.74/x
  3. Step 3: Cross multiply
    49,120.63x = 73,631.43 × 28,053.74
  4. Step 4: Simplify right side
    49,120.63x = 2,065,637,177.13
  5. Step 5: Solve for x
    x = 2,065,637,177.13/49,120.63
  6. Step 6: Final answer
    x = 42,052.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.